42697960

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5059}}^1$

素因数の和:5281

約数の個数: 32

約数和(自身を含む): 96544800

約数和(自身を除く): 53846840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 5059, 8440, 10118, 20236, 25295, 40472, 50590, 101180, 202360, 1067449, 2134898, 4269796, 5337245, 8539592, 10674490, 21348980, 42697960]

約数ペア:

[(1, 42697960), (2, 21348980), (4, 10674490), (5, 8539592), (8, 5337245), (10, 4269796), (20, 2134898), (40, 1067449), (211, 202360), (422, 101180), (844, 50590), (1055, 40472), (1688, 25295), (2110, 20236), (4220, 10118), (5059, 8440)]